html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
  font-size:14px;
  font-family:Avenir, 'Helvetica Neue', Arial, Helvetica, sans-serif;
  scroll-behavior:auto;
}
a {
  text-decoration: none;
  color: unset;
}